Power surges can result in damaged equipment, lost data, and reduced productivity, which in turn costs US companies billions of dollars a year. This surge protector can be installed outdoors and is designed specifically for 120/208 VAC Wye three-phase configurations to protect motors, pumps, irrigation systems, HVAC, outdoor lighting, and more. The unit's durable casing is UV and moisture resistant to withstand the most extreme weather conditions and continue to protect your devices throughout power fluctuations.